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Effects on Mean Sea Level Among Different Selections of Tidal Constituents Using Dynamical Estimation Model
Pages: 40-43
Year: Issue:  4
Journal: Hydrographic Surveying and Charting

Keyword:  north of the South China Seamean sea levelvariation of mean sea leveltidal constituentdynamic robust estimation modelinternal accord accuracy;
Abstract: 选取4组不同的潮汐分潮,包括8分潮和13分潮,基于动态抗差模型对南海北部海域周边北海、海口等8个长期验潮站20年以上的日均水位序列进行分析,求取各验潮站的多年平均海面和海平面变化.结果表明,选取不同的分潮对于应用此模型求解多年平均海面和海平面变化,最大互差分别为6.1mm和0.15mm/a,差值变化在毫米级,即选取20年以上的周期序列应用动态抗差模型分析海平面时,采用8分潮模型即可满足精度要求.
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